netdev - Re: [PATCH v11 13/23] cxl: define a driver interface for DPA allocation

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Message-ID: <202503120331.TSbIvphi-lkp@intel.com>
Date: Wed, 12 Mar 2025 04:17:05 +0800
From: kernel test robot <lkp@...el.com>
To: alejandro.lucero-palau@....com, linux-cxl@...r.kernel.org,
	netdev@...r.kernel.org, dan.j.williams@...el.com,
	edward.cree@....com, davem@...emloft.net, kuba@...nel.org,
	pabeni@...hat.com, edumazet@...gle.com, dave.jiang@...el.com
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
	Alejandro Lucero <alucerop@....com>
Subject: Re: [PATCH v11 13/23] cxl: define a driver interface for DPA
 allocation

Hi,

kernel test robot noticed the following build errors:

[auto build test ERROR on 0a14566be090ca51a32ebdd8a8e21678062dac08]

url:    https://github.com/intel-lab-lkp/linux/commits/alejandro-lucero-palau-amd-com/cxl-add-type2-device-basic-support/20250311-050914
base:   0a14566be090ca51a32ebdd8a8e21678062dac08
patch link:    https://lore.kernel.org/r/20250310210340.3234884-14-alejandro.lucero-palau%40amd.com
patch subject: [PATCH v11 13/23] cxl: define a driver interface for DPA allocation
config: arm64-randconfig-001-20250312 (https://download.01.org/0day-ci/archive/20250312/202503120331.TSbIvphi-lkp@intel.com/config)
compiler: clang version 21.0.0git (https://github.com/llvm/llvm-project e15545cad8297ec7555f26e5ae74a9f0511203e7)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250312/202503120331.TSbIvphi-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202503120331.TSbIvphi-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from drivers/cxl/core/hdm.c:6:
>> include/cxl/cxl.h:150:15: error: field has incomplete type 'struct range'
     150 |         struct range dpa_range;
         |                      ^
   include/linux/memory_hotplug.h:247:8: note: forward declaration of 'struct range'
     247 | struct range arch_get_mappable_range(void);
         |        ^
   In file included from drivers/cxl/core/hdm.c:6:
   include/cxl/cxl.h:221:16: error: field has incomplete type 'struct range'
     221 |                 struct range range;
         |                              ^
   include/linux/memory_hotplug.h:247:8: note: forward declaration of 'struct range'
     247 | struct range arch_get_mappable_range(void);
         |        ^
   In file included from drivers/cxl/core/hdm.c:8:
   In file included from drivers/cxl/cxlmem.h:6:
   In file included from include/linux/pci.h:1660:
   In file included from include/linux/dmapool.h:14:
   In file included from include/linux/scatterlist.h:8:
   In file included from include/linux/mm.h:2224:
   include/linux/vmstat.h:504:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     504 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     505 |                            item];
         |                            ~~~~
   include/linux/vmstat.h:511:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     511 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     512 |                            NR_VM_NUMA_EVENT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~~
   include/linux/vmstat.h:524:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     524 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     525 |                            NR_VM_NUMA_EVENT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~~
   3 warnings and 2 errors generated.


vim +150 include/cxl/cxl.h

98e0e4ae7d20491 Alejandro Lucero 2025-03-10  141  
98e0e4ae7d20491 Alejandro Lucero 2025-03-10  142  /**
98e0e4ae7d20491 Alejandro Lucero 2025-03-10  143   * struct cxl_dpa_perf - DPA performance property entry
98e0e4ae7d20491 Alejandro Lucero 2025-03-10  144   * @dpa_range: range for DPA address
98e0e4ae7d20491 Alejandro Lucero 2025-03-10  145   * @coord: QoS performance data (i.e. latency, bandwidth)
98e0e4ae7d20491 Alejandro Lucero 2025-03-10  146   * @cdat_coord: raw QoS performance data from CDAT
98e0e4ae7d20491 Alejandro Lucero 2025-03-10  147   * @qos_class: QoS Class cookies
98e0e4ae7d20491 Alejandro Lucero 2025-03-10  148   */
98e0e4ae7d20491 Alejandro Lucero 2025-03-10  149  struct cxl_dpa_perf {
98e0e4ae7d20491 Alejandro Lucero 2025-03-10 @150  	struct range dpa_range;
98e0e4ae7d20491 Alejandro Lucero 2025-03-10  151  	struct access_coordinate coord[ACCESS_COORDINATE_MAX];
98e0e4ae7d20491 Alejandro Lucero 2025-03-10  152  	struct access_coordinate cdat_coord[ACCESS_COORDINATE_MAX];
98e0e4ae7d20491 Alejandro Lucero 2025-03-10  153  	int qos_class;
98e0e4ae7d20491 Alejandro Lucero 2025-03-10  154  };
98e0e4ae7d20491 Alejandro Lucero 2025-03-10  155  

-- 
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https://github.com/intel/lkp-tests/wiki